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   Articles with "hydrogel electrolyte" as a keyword



Realizing an All-Round Hydrogel Electrolyte toward Environmentally Adaptive Dendrite-Free Aqueous Zn-MnO2 Batteries.

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recommendations! Published in 2021 at "Advanced materials"

DOI: 10.1002/adma.202007559

Abstract: Flexible energy storage devices are at the forefront of next-generation power supplies, one of the most important components of which is the gel electrolyte. However, shortcomings exist, more or less, for all the currently developed… read more here.

Keywords: round hydrogel; hydrogel electrolyte; mno2; hydrogel ... See more keywords

Anti-Fatigue Hydrogel Electrolyte for All-Flexible Zn-Ion Batteries.

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recommendations! Published in 2023 at "Advanced materials"

DOI: 10.1002/adma.202300498

Abstract: Hydrogel electrolytes have been widely explored in Zn metal batteries for application in wearable electronics. While extensive studies have been conducted in optimizing the chemical structure and boosting the tensile elasticity, the mechanical stability of… read more here.

Keywords: ion batteries; flexible ion; anti fatigue; hydrogel ... See more keywords

Antifreezing Proton Zwitterionic Hydrogel Electrolyte via Ionic Hopping and Grotthuss Transport Mechanism toward Solid Supercapacitor Working at −50 °C

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recommendations! Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202201679

Abstract: Hydrogel electrolyte is widely used in solid energy storage devices because of its high ionic conductivity, environmental friendliness, and non‐leakage property. However, hydrogel electrolyte is not resistant to freezing. Here, a high proton conductive zwitterionic… read more here.

Keywords: zwitterionic hydrogel; hydrogel; hydrogel electrolyte; transport ... See more keywords

Cation-π Hydrogel Electrolyte for Flexible All-Solid-State Supercapacitors with Excellent Mechanical Deformation and Low-Temperature Tolerance.

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recommendations! Published in 2025 at "Advanced science"

DOI: 10.1002/advs.202509905

Abstract: Flexible supercapacitors are promising power sources for new‐generation wearable electronics. However, their electrochemical performance often deteriorates under mechanical deformation and low‐temperature environments. Here, a flexible supercapacitor is developed by sandwiching a hydrogel electrolyte between two… read more here.

Keywords: hydrogel; mechanical deformation; hydrogel electrolyte; cation ... See more keywords

In Situ Formation of "Dimethyl Sulfoxide/Water-in-Salt"-Based Chitosan Hydrogel Electrolyte for Advanced All-Solid-State Supercapacitors.

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recommendations! Published in 2020 at "ChemSusChem"

DOI: 10.1002/cssc.202002236

Abstract: Biodegradable hydrogel electrolytes due to environmental benignity and avoiding leakage are particularly attractive in the fabrication of all-solid-state supercapacitors. Introduction of "water-in-salt" (WIS) electrolytes into hydrogels will further broaden the electrochemical stability window of aqueous… read more here.

Keywords: solid state; hydrogel electrolyte; hydrogel; salt ... See more keywords
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A Powder Self-Healable Hydrogel Electrolyte for Flexible Hybrid Supercapacitors with High Energy Density and Sustainability.

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recommendations! Published in 2021 at "Small"

DOI: 10.1002/smll.202006807

Abstract: Ionic conductive hydrogel electrolyte is considered to be an ideal electrolyte candidate for flexible supercapacitor due to its flexibility and high conductivity. However, due to the lack of effective recycling methods, a large number of… read more here.

Keywords: high energy; hydrogel electrolyte; hydrogel; energy density ... See more keywords

Freeze-Tolerant Hydrogel Electrolyte with High Strength for Stable Operation of Flexible Zinc-Ion Hybrid Supercapacitors.

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recommendations! Published in 2022 at "Small"

DOI: 10.1002/smll.202200055

Abstract: Constructing ionic conductive hydrogels with diversified properties is crucial for portable zinc-ion hybrid supercapacitors (ZHSCs). Herein, a freeze-tolerant hydrogel electrolyte (AF PVA-CMC/Zn(CF3 SO3 )2 ) is developed by forming a semi-interpenetrating anti-freezing polyvinyl alcohol-carboxymethyl cellulose… read more here.

Keywords: hydrogel electrolyte; ion hybrid; zinc; zinc ion ... See more keywords

In Situ Polymerization of Hydrogel Electrolyte on Electrodes Enabling the Flexible All-Hydrogel Supercapacitors with Low-Temperature Adaptability.

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recommendations! Published in 2024 at "Small"

DOI: 10.1002/smll.202309900

Abstract: All-hydrogel supercapacitors are emerging as promising power sources for next-generation wearable electronics due to their intrinsic mechanical flexibility, eco-friendliness, and enhanced safety. However, the insufficient interfacial adhesion between the electrode and electrolyte and the frozen… read more here.

Keywords: hydrogel electrolyte; hydrogel; hydrogel supercapacitors; electrolyte ... See more keywords

A Hydrogel Electrolyte with High Adaptability over a Wide Temperature Range and Mechanical Stress for Long-Life Flexible Zinc-Ion Batteries.

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recommendations! Published in 2024 at "Small"

DOI: 10.1002/smll.202312116

Abstract: Flexible zinc-ion batteries have garnered significant attention in the realm of wearable technology. However, the instability of hydrogel electrolytes in a wide-temperature range and uncontrollable side reactions of the Zn electrode have become the main… read more here.

Keywords: wide temperature; hydrogel electrolyte; temperature range; flexible zinc ... See more keywords

N-Doped Holey Graphene/Porous Carbon/Cellulose Nanofibers Electrode and Hydrogel Electrolyte for Low-temperature Zinc-ion Hybrid Supercapacitors.

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recommendations! Published in 2025 at "Small"

DOI: 10.1002/smll.202411657

Abstract: The susceptibility to freezing of the electrolyte and mismatched cathode make the aqueous zinc-ion hybrid supercapacitors (ZHSCs) have inferior electrochemical performance at low temperature. Herein, a novel freeze-tolerant hydrogel electrolyte (CEEZ) and matched graphene/porous carbon/cellulose… read more here.

Keywords: hydrogel electrolyte; zinc ion; low temperature; electrolyte ... See more keywords

Hydrogel Electrolyte with High Tolerance to a Wide Spectrum of pHs and Compressive Energy Storage Devices Based on It

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recommendations! Published in 2023 at "Small Methods"

DOI: 10.1002/smtd.202201448

Abstract: Normally, hydrogel electrolytes widely used in flexible energy storage devices have limited tolerance to different pHs. Most gel electrolytes will lose their compressible capability when the adaptable pH is changed. Herein, a poly(acrylamide3‐co‐(sulfobetaine methacrylate)1)@polyacrylamide (P(A3‐co‐S1)@PAM)… read more here.

Keywords: storage devices; hydrogel electrolyte; energy; tolerance ... See more keywords